package network;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.Socket;
import java.util.Scanner;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: hp
 * Date: 2024-08-31
 * Time: 15:25
 */
public class TcpEchoClient {
    private Socket socket= null;

    public TcpEchoClient(String SocketIP,int SocketPort) throws IOException {
        socket = new Socket(SocketIP,SocketPort);
    }

    public void start() {
        System.out.println("客户端启动！");
        try(InputStream inputStream = socket.getInputStream();
            OutputStream outputStream = socket.getOutputStream();) {
            PrintWriter printWriter = new PrintWriter(outputStream);
            Scanner scanner = new Scanner(inputStream);
            Scanner scannerIn = new Scanner(System.in);
            while(true) {
                //1.从控制台读取数据
                System.out.print("-> ");
                String request = scannerIn.next();
                //2.把请求发送给服务器
                printWriter.println(request);
                printWriter.flush();
                //3.从服务器中读取响应
                if(!scanner.hasNext()) {
                    break;
                }
                String response = scanner.next();
                //4.打印响应
                System.out.println(response);
            }
        }catch (IOException e) {
            e.printStackTrace();
        }

    }

    public static void main(String[] args) throws IOException {
        TcpEchoClient tcpEchoClient = new TcpEchoClient("127.0.0.1",9090);
        tcpEchoClient.start();
    }
}
